3 years ago

Any one know how to do this pls help

Mathematics

1 answer:

Fiesta28 [93]3 years ago

5 0

Answer:

f^-1(x) = [(x + 1)/2]^⅓

Step-by-step explanation:

y = 2x³ - 1

Make x the subject

2x³ = y + 1

x³ = (y + 1)/2

x = [(y + 1)/2]^⅓

Interswitch variables

f^-1(x) = [(x + 1)/2]^⅓

You might be interested in

John is 36 years old now. 1/4 of his age is equal to 1/3 of sam's age. find their total age in 5 years time

sveticcg [70]

Answer:

John = 41 years

Sam = 32 years

Step-by-step explanation:

7 0

2 years ago

2x (y^2+3)-5 (3+y^2)

Irina18 [472]

Use distributive property a(b + c) = ab + ac.

$2x(y^2+3)-5(3+y^2)=(2x)(y^2)+(2x)(3)+(-5)(3)+(-5)(y^2)\\\\=2xy^2+6x-15-5y^2$

3 0

3 years ago

What is the circumference of the circle if r = 3,5 feet?

Nady [450]

Answer:

21.98

Step-by-step explanation:

C=2πr C=2d are the formulas of circumference so that would mean the diameter of the circle is 7 since 2 times the radius is the diameter. We then multiply the diameter 7 by PI to get 21.98

8 0

3 years ago

Please answer correctly !!!!!!!!!!!!!!!!!!!! Will mark brainliest !!!!!!!!!!!!!!!!!

masha68 [24]

Answer:

The answer is 114 degrees.

Step-by-step explanation:

Since the angles are opposite from each other, it will be the same degrees.

6 0

3 years ago

There are 5 people already in the pool. Jason and his 2 friends get in How many people are in the pool n w?

Zigmanuir [339]

The answer would be 8! This is because there were already five and then Jason got in, so six, and then two friends got in as well, so six plus two is eight!

7 0

3 years ago

Read 2 more answers